Includes reference webpages and tools for general science or those that would apply to several different disciplines.
Some examples would be lists of constants, measurement conversions, online calculators, formula tables, exact time, properties of materials, and technical standards.
A weekly, scientific reference mailing service. Screens databases covering life and medical sciences for the key words or the combination of key words specified and will automatically update with any abstract that has come up during the last seven days. www.refscout.com
Searchable directory, arranged by field, of equations, constants, symbols and SI units. Also features LaTEX utilities, software links. www.equationsheet.com
Includes physical constants, online unit conversions, periodic table of elements, exact time, fundamental physical formulae and equations. www.physlink.com/Reference/Index.cfm
Gives general defintions, background and examples from the science fields of biology, physics, chemistry, math, and history. Includes forum boards. www.beta-theta.com